RPC URLs: The dApp–Blockchain Bridge
When a dApp (decentralized application) talks to an Ethereum-like blockchain, it does so using a JSON-RPC interface. In essence, an RPC URL is the web address of a node’s JSON-RPC endpoint. It’s a server URL (usually an HTTPS endpoint) that your dApp calls to retrieve on-chain data or push transactions. For example, Infura and GetBlock … Read more